RENE CASTILLO

*** ****** ***** acw6oo@r.postjobfree.com 416-***-****

Maple, ON L6A 2R9 www.linkedin.com/in/jrenecastillo

A Senior IT Professional with a strong track record in leading network architectural strategy, design, security and standards as they related to datacenters, data, voice, and WAN infrastructure. Well known for taking a logical approach to analyzing problems, systematically research information, explore alternatives and implement action plans to resolve problems.

A creative problem solver with strong organizational and execution skills. Known for demonstrating leadership, constructing, maintaining, nourishing relationships with all stakeholders and creating an environment to sustain high motivation within a team.

AREAS OF EXPERTISE

IT Strategy Alignment

SDLC

Service Planning

Risk Management

Business Analysis

Infrastructure Architecture

Financial Planning

Cloud Computing

Blade Technologies Virtualization

Network Design / Security

Policy Development

Capacity Planning

Technology Integration

RFPs / Vendor Management

Network Management

Disaster Recovery

Relationships and Alliances

Technical Design

Technical Applications:

VoIP * SIP * VLANs * Cloud Based Services * Next Generation Firewalls * SharePoint

ERS Switches * Directory Services * Microsoft SQL Server * Hyper-V Management

PMP and PMO * Storage Area Networks * Oracle ODA and Oracle Databases

VMWare * Servers * VPN * WAN * High Availability Clustering * Patch Management * Unified Communications * CRM * Cloud Based Services * SIEM * IPS/IDS * TCP/IP * F5 Technologies * Routing Protocols * SPAM * Web Filtering * Network Protocols * Remote Access Technologies * Portal and Collaboration Solutions * Network Services * PCI DSS

SELECT ACCOMPLISHMENTS

Architected and implemented a WAN strategy to replace aging hardware, improve security, services response times, redundancy and increasing network uptime to better than 95+%

Negotiated hardware, software and professional services contracts with vendors and service providers that yielded savings of $500K yearly.

Architected and Implemented new Virtual Environment for voice and data services that eliminated management of multiple hardware warranties and minimized service restoration time.

Deployed a hybrid corporate email architecture based on Microsoft Exchange and Microsoft SQL, resulting in substantial cost savings and increased productivity of the user community.

Architected a hybrid (physical and virtual) environment for the City’s Telecommunications systems that improved reports execution, application integration and user experience.

Develop a Cloud services strategy by analyzing and categorizing potential services that would fit business requirements for hosted services.

Led deployment of brand new Wireless Service at all City of Vaughan’s Community Centers.

Deployed an email web filtering strategy significantly reducing SPAM and malware.

Created strategic vendor alliances. Managed process for RFPs, RFIs, RFQs and Bids.

CAREER HISTORY

CITY OF VAUGHAN 1999 - 2016

Senior Manager – Infrastructure Architecture & Operations 2013 - 2016

Directed the architecture, long term planning and development of mission critical information technology and telecommunications infrastructure. This spanned local area networks, wide area networks, data servers, applications servers for the City of Vaughan and Vaughan Public Libraries. Led a team of 10 direct reports and varied multi-disciplined project staff.

Coached highly technical and specialized staff resources to higher performance.

Developed and implemented Information Technology strategies, business and financial plans.

Conducted long term planning, development and implementation of technology infrastructure.

Championed the organization's technology approach and strategy.

Researched trends in computing, networks, mobility, telephony and related technologies in support of current and future organizational needs.

Negotiated contracts for hardware, software and services with vendors and service providers.

Senior Technology Specialist – Infrastructure Architect 1999 - 2013

Accountable for providing expertise and leadership in information technology (IT) enterprise architecture and architecture frameworks to maximize business value for IT investments

Ensured the stability, integrity and efficient operation of the City’s information technology infrastructure including OS platforms, databases, corporate email, network security, LAN, WAN and remote access.

Assisted senior management with planning capital and operations budgets to meet business objectives. Worked with vendors and resellers to estimate capital costs.

Worked with other technology groups and business units to provide complex infrastructure architecture solutions to meet new business objectives and support new initiatives.

Designed and Deployed physical and virtual servers

Led the effort to implement IT infrastructure in a new datacenter. Selected products and designed routed network, SAN and ERS; directed and assisted network engineers with implementation.

Researched new technologies and planned for proof-of-concept and production implementations. Oversaw and assisted operations staff members with implementation

Mentored and advised team members. Planned projects for deployment of technologies such as Exchange, Hyper-V, SCCM Path Management, Active Directory, Symantec Endpoint Protection, Microsoft WSUS, Shavlik SCUpdates.

MANULIFE FINANCIAL, SRS FIELD SYSTEMS US DIVISION 1997 - 1999

Team Leader – Programmer/Analyst

GOLDFARB CONSULTANTS 1995 - 1997

Programmer/Analyst

EDUCATION

3 year Diploma, Information Technology Seneca College

Computer Programming and Analysis

ITIL Foundation Certificate - IT Service Management 2013

Master Certificate in Municipal Leadership Schulich School of Business 2012

Essential Skills for Municipal Managers Schulich School of Business 2012

Public Sector Advancements Schulich School of Business 2012

Numerous technical training courses, seminars and upgrades

Contact this candidate